xAOD::JetAttributeAccessor::AccessorWrapper< JetFourMom_t > Node1 xAOD::JetAttributeAccessor ::AccessorWrapper< JetFourMom_t > + AccessorWrapper() + AccessorWrapper() + pt() + eta() + phi() + m() + setAttribute() + getAttribute() + getAttribute() + setPtEtaPhiM() Node2 xAOD::JetAttributeAccessor ::FourMomAccessor # m_p0 # m_p1 # m_p2 # m_p3 + FourMomAccessor() + isAvailable() Node2->Node1 Node3 xAOD::JetAttributeAccessor ::Named # m_name + Named() + name() Node3->Node2